Home / 62,583.75-86,085.45-54,889.20

Finding the Fourth Proportional to 62,583.75, 86,085.45 and 54,889.20

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Solution

The fourth proportional to 62,583.75, 86,085.45 and 54,889.20 is: 75,501.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,583.75 : 86,085.45 = 54,889.20 : x
  2. Step 2: Convert to fraction form
    62,583.75/86,085.45 = 54,889.20/x
  3. Step 3: Cross multiply
    62,583.75x = 86,085.45 × 54,889.20
  4. Step 4: Simplify right side
    62,583.75x = 4,725,161,482.14
  5. Step 5: Solve for x
    x = 4,725,161,482.14/62,583.75
  6. Step 6: Final answer
    x = 75,501.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.